Physics
ACT’s Sharper Cosmic Background Tests More Than the Universe’s Age
ACT’s detailed microwave maps support cosmological consistency tests, while 2026 polarization searches show how the same data can probe additional physics.
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203 articlesPhysics
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Physics
ADMX’s 1.1–1.3 GHz search: listening for axions without mistaking noise for matter
ADMX’s verified 2025 microwave search probes a fresh axion band while showing why frequency coverage, noise and halo assumptions shape every limit.
Physics
Altermagnetism Is Becoming a Test of Local Symmetry
Atomic imaging and neutron experiments in 2026 sharpen the case for altermagnetism in MnTe while showing why local structure and probe geometry matter.
Physics
BASE transports antiprotons while precision tests learn to stay coherent
BASE’s September 2026 transport paper and 2025 spin-coherence result show how quieter laboratories could sharpen tests of matter–antimatter symmetry.
Physics
CMS weighs the W boson: why the 2026 precision result depends on calibration
CMS’s April 2026 W-mass publication turns muon kinematics into a precision electroweak test, with calibration and proton structure setting key limits.
Physics
DESI’s 2026 Hydrogen-Forest Result Changes the Dark-Energy Conversation
DESI’s July 2026 hydrogen analysis sharpens a cosmic geometry test. Understand why its shift toward a cosmological constant matters without declaring the debate settled.
Physics
DUNE’s 2026 Physics Case: Separating Sensitivity from Discovery
New DUNE studies examine Bayesian inference and atmospheric-event reconstruction while making clear which oscillation results remain projections.
Physics
EAST Beyond the Density Limit: Separating a 2026 Plasma Regime from the Long-Pulse Record
EAST’s 2026 density-limit study and detached-edge result probe different plasma balances from its 1,066-second 2025 discharge, with distinct limits and tests.
Physics
Euclid’s 2026 Bulge Release Shows Why a Sky Survey Is More Than Its Headline
Euclid’s June 2026 release maps the crowded Galactic bulge. Its connection to microlensing explains why survey images and dark-energy results are different products.
Physics
Fractional Hall States at Zero Field Face the Strain Test
New 2026 work tests how strain, electric fields and competing magnetism reshape fractional Hall states in moiré materials—and what transport can establish.
Physics
GW231123 and the Difficult Origins of Very Heavy Black Holes
GW231123 challenges simple stories of black-hole birth. Its large masses, rapid spins, and modeling uncertainty illuminate the search for repeated mergers.
Physics
GW250114: Reading a Black Hole Through Its Ringdown Tones
GW250114 made black-hole spectroscopy unusually precise. Its ringdown explains why multiple tones, analysis start times, and waveform assumptions matter.
Physics
GWTC-5: Why 390 Gravitational-Wave Candidates Are Not 390 Identical Measurements
The May 2026 gravitational-wave catalog reaches 390 candidates. Its selection rules explain what that number reveals about black holes and detector sensitivity.
Physics
JUNO’s First Oscillation Result: Precision Before the Mass Ordering
JUNO’s June 2026 result measures two oscillation parameters precisely with 59.1 days of data, while the neutrino mass ordering remains a longer task.
Physics
K2-18 b in 2026: why a spectral hint is not a discovery of life
The latest K2-18 b analyses disagree about faint atmospheric features. Learn how retrieval choices, instrument noise, and chemistry shape the evidence.
Physics
Kagome Charge Stripes Reveal More Than a Superconducting Rival
New kagome studies identify frieze stripes, strain-sensitive domains and widely separated ordering temperatures, complicating a simple competition picture.
Physics
KATRIN’s 0.45 eV Limit and the Meaning of a Direct Neutrino Mass Measurement
KATRIN’s latest verified direct mass bound, its statistical meaning, and the distinct sterile-neutrino sensitivity study released in March 2026.
Physics
One Extraordinary Neutrino, Many Possible Origins: KM3-230213A in 2026
What the record-energy KM3NeT event measured, why its source remains uncertain, and how 2025–2026 follow-up work tests competing explanations.
Physics
LHCb’s baryon asymmetry: what the first CP-violation observation actually measured
LHCb’s 2025 baryon result and 2026 theory work reveal why a small decay asymmetry requires careful controls and does not solve the cosmic matter puzzle.
Physics
LZ’s 248 keV candidate: why a 2.6-sigma event is not a dark-matter discovery
LZ’s September 2026 high-energy recoil candidate tests how rare-event experiments separate interesting fluctuations from evidence for new particles.
Physics
M87’s changing polarization: a magnetic movie with missing frames
New M87 observations connect a changing polarization pattern with 2026 work on the jet base, while exposing the limits of magnetic-field inference.
Physics
Magic-state distillation moves from a circuit diagram to an experiment
A 2025 logical-state distillation experiment and 2026 noise analyses reveal why universal quantum computation needs resource quality, yield and honest assumptions.
Physics
A Majorana parity qubit is progress, but topological protection needs another test
A July 2026 preprint reports coherent parity control in short Kitaev chains. Readout, localization and scalable topological protection remain distinct tests.
Physics
Molecular coherence turns internal complexity into a control resource
A 2026 polyatomic-coherence result joins molecular-tweezer advances in entanglement and multilevel control, revealing why rich internal structure needs careful traps.